CaratHunter
Plans
Cushion|Natural|GIA

1.03ct K SI1 Cushion Natural Diamond

EX • K/SI1 • GIA 6542121619

Certificate GIA 6542121619

Diamond specifications and retailer prices

From $1,247 AUD
As of November 6, 2026
Save $548 AUD (31%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,796 AUD at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.03ct natural cushion diamond

This 1.03ct natural cushion sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6542121619. Listed at 7 retailers as of November 6, 2026, with prices from $1,247 to $1,796, a $548 spread on the same certified stone. GemTrove lists it at $1,796. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.03
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6542121619
Dimensions5.90 × 5.56 × 3.72 mm
L/W Ratio1.06
Top View
5.90 mm5.56 mm1.03 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542121619
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 66.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,796 AUD|Low: $1,150 AUD|High: $1,796 AUD|Avg: $1,468 AUD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 7$1,247 AUD
Retailer 4$1,257 AUD
Retailer 3$1,372 AUD
Retailer 2$1,410 AUD
Retailer 6$1,420 AUD
Retailer 5$1,546 AUD
GemTrove$1,796 AUD

41 data points across 7 retailers

7 retailers$1,247 AUD to $1,796 AUD

A
Cheapest Retailer
-
$1,247 AUD
A
Retailer 2
-
$1,257 AUD
View
Final sale: no returns
A
Retailer 3
-
$1,372 AUD
View
A
Retailer 4
-
$1,410 AUD
View
A
Retailer 5
-
$1,420 AUD
View
A
Retailer 6
-
$1,546 AUD
View
Most Expensive
B+
GemTrove
GT-N-00959388-98 · Nov 6
$1,796 AUD
View
6 more retailers have this diamond
Prices start from $1,247 AUDSave up to $548 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.03ct Cushion
$1,247 AUD